Răspunsuri

2014-08-12T19:59:46+03:00
A=2³⁰ +2³¹ +2³²=  2³⁰(1+2+2²)=

=2³⁰ (1+2+4)=

=2³⁰ * 7  :7 (trebuiau 3 puncte)

B=3³⁰ + 3³² +3³⁴= 3³⁰ (1+3²+3⁴)=

=3³⁰(1+9+81)=

=3³⁰ *91=

=3³⁰ * 7 * 13  : 13  (trebuiau 3 puncte)